time series data problem

i have a dataset with information about polution in 366 days (a year)
but the colum of DATA is organyzed exponencially in days
ex: 1/april/1997
i want to 0rganize it into series time.
1 to 30 of the months

Not sure exactly what you want to do but you can change that text into dates with the lubridate package.

[1] "1997-04-01"